Sterilization for women and men. American Congress of Obstetricians and Gynecologists website. Available at:
http://www.acog.org/~/media/For%20Patients/faq011.pdf?dmc=1&ts=20130422T1556422204. Updated August 2011. Accessed March 18, 2014.

Tubal sterilization. American Academy of Family Physicians Family Doctor website. Available at:
http://familydoctor.org/familydoctor/en/prevention-wellness/sex-birth-control/birth-control/tubal-sterilization.html. Updated July 2010. Accessed March 18, 2014.